24kV-120kN Composite Silicon Rubber Long Rod Suspension Insulator

silicon-rubber-suspension-insulator-porcelain-composite-insulators

Sl. No. Desc. Material Surface Treatment Qty.
1 Socket fitting SGCI H.D.G. 1
2 Security clip Stainless Steel
3 Core Rod Fibreglass 1
4 Polymer Housing Fitting Silicon Rubber
5 Ball fitting Forged Steel H.D.G. 1

 

Dimensions

  • Minimum creepage distance  mm  900
  • Arcing distance (approx.)  mm  315
  • Ø200mm sheds  nos  1
  • Ø164mm sheds  nos  2
  • Ø130mm sheds  nos  2

Mechanical Characteristic

  •  Specified mechanical load  kN  11
  • Routine test load  kN  60
  • Coupling designation IEC:60120/IS:2486  mm  16A

Electrical Characteristics

  • Nominal system voltage  kV  20
  • Highest system voltage  kV 24
  • System frequency  hz  50
  • Wet 1 minute power frequency withstand voltage  kV (rms.)  50
  • Dry lightening impulse withstand  kVp  145
  • Visible discharge test voltage  kV(rms)  18

Applicable Standard

  •  Insulator : IEC 61109-2008
  • Galvanization : IS 2633-1986